NodeMCU is an IoT Module based on the ESP8266 wifi Module. NodeMCU uses Lua Scripting language and is an open-source Internet of Things (IoT) platform. This module has CH340g USB to TTL IC.

Specification:

It is based on ESP8266, integrates GPIO, PWM, IIC, 1-Wire, and ADC all in one board.

Power your development in the fastest way in combination with NodeMCU Firmware.

USB-TTL included plug&play.

10 GPIO, every GPIO can be PWM, I2C, 1-wire.

Features:

Open-source IoT Platform

Easily Programmable

Low cost & Simple to Implement

WI-FI enabled

Package Contents:

1 x ESP8266 CH340 NodeMCU Wi-Fi Module